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Patent Information


Title
円形鋼管及びその製造方法 
Author
KIKUO IKARASHI.  
Kind
Patent 
Status
Published 
Applicant
国立大学法人東京工業大学.  
Filing Date
2022/10/04
Application Number
特願2022-160388
Unexamined Application Date
2024/04/16
Publication Number
特開2024-053896

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